In a neuron, the main function of the dendrites (树突) is to ( )
A. release neurotransmitters (神经递质) to signal subsequent neurons
B. preserve the speed and integrity (完整性) of the neural signal as it propagates (传导) down the axon (轴突)
C. perform the metabolic (代谢) reactions necessary to nourish (滋养) and maintain the nerve cell
D. receive input from other neurons
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About transmitting information between two neurons, which option is false ?
A. The nerve cells are connected with each other directly for rapid information transmission.
B. The structure responsible for cross-neuron information transmission is called synapse.
C. Neurotransmitters are chemical contents transmitting information between two neurons.
D. Neurotransmitters can activate receptors on nearby neurons.
Which neurons are responsible for transforming sensory information from sense organs into neural information?
A. motor neurons
B. sensory neurons
C. interneurons
D. all of the above
(multiple choices)In a series of classic experiments in the 1960s, Roger Sperry and Michael Gazzaniga studied split brain patients and found which of the following?
A. Language is mainly processed in one side of our brain
B. The two hemispheres are in charge of different functions
C. Each hemisphere has all the mental functions and can work independently
D. This study confirmed the corpus callosum is not essential.
(multiple choices)Which of the following descriptions of our brain are correct?
A. Our brain will not change any more after we are born.
B. The brain is shaped both by genes and by life experience.
C. Age will not affect the rehabilitation of patients with brain injury.
D. If an action is repeated for a extended period of time as part of rigorous training, the volume of the brain area associated with the action will change.
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